Historically distinct IANA time zone
Asia/Bangkok
Local time now
+07 · current offset
ThailandGeographic context
Where this clock belongs
The map marks the IANA reference location and associated country, not a time-zone boundary.
GPS reference: 13.75° N, 100.52° E. Associated countries: TH.
The Wikipedia link provides additional context; it is not evidence for a historical claim. Transition data comes from the IANA source file.
A shared present
Same clock today, different past
These nearby zones follow the same current annual pattern, yet retain their own historical record.
Vietnam · 747 km from the reference location · Same annual clock since 1976
Mongolia · 3897 km from the reference location · Same annual clock since 2017
Russia · 4601 km from the reference location · Same annual clock since 2012Civil-time record
Recorded changes over time
From 1880 to 1920 · 2 recorded transitions
Recurring daylight-saving changes are grouped separately when JavaScript is available.
Notable changes
One-off changes and transitions outside the recurring seasonal rhythm.
- +06:42 · BMTStandard time applies
- +07:00 · +07Standard time applies
Browse every recorded transition
| Local time after transition | Offset after | Abbreviation | Rule |
|---|---|---|---|
| 1880-01-01 00:00 | +06:42 | BMT | Standard time |
| 1920-04-01 00:17 | +07:00 | +07 | Standard time |